DS9490R Datasheet - Maxim Integrated

DS9490R USB to 1-Wire/iButton Adapters

The DS9490B is a USB bridge and holder for a single F5-size iButton. The iButton is securely held behind a latched door. The DS9490R is a USB bridge with 1-Wire RJ11 interface to accommodate 1-Wire receptacles and networks. For a list of suitable 1-Wire network cables, refer to the Connectivity Matr.

DS9490R Features

* High-Speed 12Mbps Universal Serial Bus (USB) Interface

* Supports Standard and Overdrive 1-Wire® Communication

* Slew-Rate-Controlled 1-Wire Timing and Active Pullup for Improved 1-Wire Network Performance

* DS9490R has an RJ11 Interface for Standard Connectivity Accessories such a

DS9490R-MaximIntegrated.pdf